December weather forecast
Koliganek, AK

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Weather in December

December, the first month of the winter in Koliganek, is also a subzero cold month, with an average temperature fluctuating between 21.6°F (-5.8°C) and 13.8°F (-10.1°C).

Temperature

With the arrival of December, Koliganek notices a mild change in the average high-temperature, sliding from November's subzero cold 27.7°F (-2.4°C) to a still freezing cold 21.6°F (-5.8°C). During December, Koliganek's nighttime temperatures demonstrate a subtle cooling from daytime highs, stabilizing at a frigid cold 13.8°F (-10.1°C).

Humidity

The average relative humidity in December is 87%.

Rainfall

In Koliganek, in December, it is raining for 7.8 days, with typically 2.36" (60mm) of accumulated precipitation. In Koliganek, during the entire year, the rain falls for 142.3 days and collects up to 25.12" (638mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In December, in Koliganek, it is snowing for 11.5 days. Throughout December, 6.1" (155mm) of snow is accumulated. In Koliganek, during the entire year, snow falls for 67.5 days and aggregates up to 34.53" (877mm) of snow.

Daylight

The month with the shortest days is December, with an average of 6h and 6min of daylight.
On the first day of the month, sunrise is at 10:03 am and sunset at 4:33 pm. On the last day of December, sunrise is at 10:28 am and sunset at 4:36 pm AKST.

Sunshine

The month with the least sunshine is December, with an average of 2.9h of sunshine.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In December, an average UV index of 1 transforms into the following instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

During December, Koliganek experiences an average high-temperature of 21.6°F (-5.8°C) and a low-temperature of 13.8°F (-10.1°C).

What is the average humidity in December?

The average relative humidity in December is 87%.

How many days does it rain in December?

In Koliganek, in December, during 7.8 rainfall days, 2.36" (60mm) of precipitation is typically accumulated.

How much does it snow in December?

In Koliganek, during December, snow falls for 11.5 days and regularly aggregates up to 6.1" (155mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 6h and 6min of daylight.

What is the average length of the day in December?

The average day length in December is 6h and 7min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 10:03 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 10:28 am and sunset at 4:36 pm AKST.

What is the month with the least sunshine?

With an average of 2.9h of sunshine, December has the least sunshine of the year.

How many hours of sunshine does Koliganek have in December?

In December, the average sunshine duration is 2.9h.

What is the month with the lowest UV index?

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index.

How high is the UV index in December?

In Koliganek, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Koliganek, AK

Average temperature in December - Koliganek, AK
  • Average high temperature in December: 21.6°F

The warmest month (with the highest average high temperature) is July (62.4°F).
The month with the lowest average high temperature is January (17.4°F).

  • Average low temperature in December: 13.8°F

The month with the highest average low temperature is July (49.1°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).

Average pressure in December
Koliganek, AK

Average pressure in December - Koliganek, AK
  • Average pressure in December: 29.61"Hg

The month with the highest atmospheric pressure is July (29.95"Hg).
The month with the lowest atmospheric pressure is December (29.61"Hg).

Average wind speed in December
Koliganek, AK

Average wind speed in December - Koliganek, AK
  • Average wind speed in December: 10.7mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is June (7.9mph).

Average humidity in December
Koliganek, AK

Average humidity in December - Koliganek, AK
  • Average humidity in December: 87%

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is May (68%).

Average rainfall in December
Koliganek, AK

Average rainfall in December - Koliganek, AK
  • Average rainfall in December: 2.36"

The wettest month (with the highest rainfall) is October (2.83").
The driest month (with the least rainfall) is June (1.42").

Average rainfall days in December
Koliganek, AK

Average rainfall days in December - Koliganek, AK
  • Average rainfall days in December: 7.8 days

The month with the highest number of rainy days is August (18.1 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in December
Koliganek, AK

Average snowfall in December - Koliganek, AK
  • Average snowfall in December: 6.1"

The month with the highest snowfall is February (7.4").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Koliganek, AK

Average snowfall days in December - Koliganek, AK
  • Average snowfall days in December: 11.5 days

The month with the highest number of snowfall days is March (11.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December /
Average sunshine in December
Koliganek, AK

Average daylight in December / Average sunshine in December - Koliganek, AK
  • Average daylight in December: 6h and 1min

The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 6min).

  • Average sunshine in December: 2h and 5min

The month with the most sunshine is June (Average sunshine: 8h and 42min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).

Average sunshine days in December
Koliganek, AK

Average sunshine days in December - Koliganek, AK
  • Average sunshine days in December: 14.1 days

The month with the most sunshine days is March (16.2 days).
The month with the least sunshine days is August (11.2 days).

Average UV index in December
Koliganek, AK

Average UV index in December - Koliganek, AK
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in December
Koliganek, AK

Average cloud cover in December - Koliganek, AK
  • Average cloud cover in December: 57

The month with the most cloud cover is August (Cloud cover 62).
The months with the least cloud cover are June and November (Cloud cover 54).

Average visibility in December
Koliganek, AK

Average visibility in December - Koliganek, AK
  • Average visibility in December: 6mi

The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).

Koliganek, Alaska, USA

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